#nav{
    width: 300px;
    background: bisque;;
}

.title{
    font-size: 25px;
    font-width: bold;
    text-indent: 1em;
    line-height: 32px;
    background: lightcoral;
}

ul{
    background: bisque;
}

/*list-style: none 去掉圆点
              circle 空心圆
              decimal 数字
              square 正方形
*/
ul li{
    height: 30px;
    list-style: none;
    text-indent: 1em;
}

a{
    text-decoration: none;
    font-size: 15px;
    color: #000000;
}

a:hover{
    color: cadetblue;
    text-decoration: underline;
}